package com.liuqiang;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.client.loadbalancer.LoadBalanced;
import org.springframework.cloud.netflix.eureka.EnableEurekaClient;
import org.springframework.cloud.netflix.hystrix.EnableHystrix;
import org.springframework.cloud.netflix.hystrix.dashboard.EnableHystrixDashboard;
import org.springframework.context.annotation.Bean;
import org.springframework.web.client.RestTemplate;

@EnableEurekaClient
@SpringBootApplication
@EnableHystrix
@EnableHystrixDashboard
public class ServiceRibbonApplication {
    /** 查看断路器仪表盘：http://localhost:8764/hystrix*/
    public static void main(String[] args) {
        SpringApplication.run(ServiceRibbonApplication.class,args);
    }

    /**
     * 程序的ioc注入一个bean: restTemplate;;
     * 并通过@LoadBalanced注解表明这个restRemplate开启负载均衡的功能。
     * @return
     */
    @Bean
    @LoadBalanced
    public RestTemplate restTemplate(){
        return new RestTemplate();
    }
}
